BLUE TANGS (given that the context is not actually about Hawaiian fish) ARE NOT CHEAP. THEY HAVEN'T BEEN SINCE THAT DAMN MOVIE CAME OUT.
Wait till finding dory comes out. Then you head will literally explode I think a kit for "acclimating dory to freshwater" with tagline "dory in real life in your jam jar!" will be a big selling idea.
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You wouldn't want to see my tank. I don't use fancy equipment and I am a noob